0.28mm (29 AWG) Ni80 Nickel Chrome High Resistance Wire


The 0.28mm (29 AWG) Ni80 nickel chrome high resistance wire is a durable blend of nickel and chromium, designed for applications requiring stable resistance and exposure to high temperatures. Its quick heating response, combined with resistance to oxidation, makes it ideal for household appliances, laboratory equipment, industrial furnaces, electronic circuits, and temperature sensors. A dependable choice for versatile, long-lasting high resistance wire needs.

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✔ Huge Range Available

✔ Produced In Warrington, UK

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Nickel Chrome High Resistance Wire

The Crazy Wire Company are best know as suppliers of top quality nickel chrome high resistance wire. We have enormous stock levels at all times, as we use this wire to weave our top quality woven mesh products. Our brilliant staff are experts in producing our spools of round wire on our 6 rapid action winding machines. All spools are produced to carry a little extra length to make up for any waste when handling the product.

The 0.28mm (29 AWG) Ni80 nickel chrome high resistance wire is a versatile and durable product designed to meet various applications that require a consistent and stable resistance. A blend of nickel and chromium provides excellent mechanical properties, ensuring longevity and resistance to oxidation at high temperatures. Consequently, the wire is particularly suitable for applications requiring prolonged exposure to high temperatures because of its unique composition. Fast heating response is a notable benefit of Ni80 compositions, ensuring efficient performance across a broad range of applications.

The 0.28mm diameter guarantees both flexibility for intricate work and robustness for more demanding applications. Heating elements made from this wire can be found in household appliances, laboratory heating equipment, and industrial furnaces, among others. Wire can also be used as a resistor in electronic circuits or as a critical component in certain temperature sensors. As a result of its wide applicability, it demonstrates its reliability and effectiveness in many different environments.

Key product details:

  • Diameter – 0.28mm (280 Micron – 29 AWG) 
  • Ohms/m – 17.82
  • Technical Specification:
  • Ni – Rest
  • Cr – 20.0 – 23.0
  • Fe – <1.0
  • Max Continuous Service Temp Of Element – 1200
  • Micrographic Structure – Austenite
  • Magnetic Properties – Nonmagnetic
  • Electrical resistance is high
  • Corrosion resistance is high

Why Use The Crazy Wire Company

  1. Quality of products: The Crazy Wire Company always  offer high-quality products that meet industry standards and customer expectations.
  2. Selection: We offer a wide variety of wire products and sizes to meet the diverse needs of our customers. We have more than 600 products available through our site and counting. 
  3. Price: We always offer the best value possible. Our wires are available as part of our major weaving processes, so it is bought at the best possible rate. 
  4. Availability: Our products are kept in house and are ready to ship immediately. 
  5. Customer service: Our experienced staff help our customers feel confident in their purchases and provide assistance when required. 

What Else Is Available?

We do not only offer Ni80 round wire. We also have a huge range of KA1 and stainless steel round wire in immediate stock too.

Ribbon wire and flat wire are stocked for immediate dispatch too.


FAQs About This Wire

Can Nichrome Wire Conduct Electricity?

Yes, Nichrome wire can conduct electricity. Nichrome is an alloy of nickel and chromium, and it has electrical conductivity, which means that it allows the flow of electric current. The electrical conductivity of Nichrome wire is lower than that of many other metal wires, such as copper, but it is still sufficient for many heating applications where the primary purpose of the wire is to generate heat rather than to conduct electricity.

Does Nichrome Wire Have High Resistance?

Yes, Nichrome wire does have high resistance. Nichrome is an alloy of nickel and chromium, and it has a high electrical resistance, which means that it opposes the flow of electric current. The high resistance of Nichrome wire is what makes it an effective material for heating applications, as the electrical energy is converted into heat due to the resistance.

How Does Nichrome Wire Heat Up?

Nichrome wire heats up when an electrical current is passed through it. This is due to the property of electrical resistance, which is the opposition to the flow of electric current.

Nichrome is an alloy of nickel and chromium, and it has a high electrical resistance, which means that it opposes the flow of electric current. When an electrical current is passed through the Nichrome wire, it encounters this resistance, causing the wire to heat up as a result of the energy being converted into heat.

The amount of heat generated by the Nichrome wire depends on several factors, including the resistance of the wire, the current density, and the operating temperature. The resistance of the wire can be influenced by the gauge (thickness) of the wire, the length of the wire, and the temperature of the wire. The current density is determined by the current flowing through the wire and the cross-sectional area of the wire.

What Gauge Nichrome Wire For Foam Cutter?

The gauge of Nichrome wire used for a foam cutter will depend on the specific requirements of the foam cutting application. In general, Nichrome wire with a gauge size of 32 AWG to 36 AWG (0.20mm to 0.15mm) is commonly used for foam cutting.

The gauge size of the Nichrome wire affects the resistance of the wire, which determines how much heat it generates when current is passed through it. A higher gauge size (thicker wire) will have a lower resistance and generate less heat, while a lower gauge size (thinner wire) will have a higher resistance and generate more heat.

In addition to the gauge size, the composition of the Nichrome alloy and the operating temperature will also affect the performance of the Nichrome wire as a foam cutter. To determine the best gauge size of Nichrome wire for a foam cutter, it’s important to consider the specific requirements of the foam cutting application, including the desired cutting speed and precision, the type of foam being cut, and the operating conditions.



Check out our blog ‘what is nichrome‘ for more information on ni80 wire in general. Our goal for our blogs and help guides is to answer as many questions as possible to help to explain the possibilities of mesh to our customers. 

We also offer similar products through our highly popular eBay store, check us out there too.

Contact our team today if you have any questions at all. We are always really keen to help in any way that we can. 

Additional information


10 Metres (33 Feet), 25 Metres (82.5 Feet), 50 Metres (166.66 Feet), 100 Metres (330 Feet), 200 Metres (660 Feet)


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